【摘要】 四冲程摩托车用曲轴箱通风系统应当改进。试验研究表明:改进进气管真空度、强制吸气和改进化油器喉管的方案可以减少污染、节省燃油、延长更换机油时间(节省机油)并使机件润滑得更好,从而延长机件使用寿命。四冲程摩托车用曲轴箱通风装置的应用研究有广阔的前景。更多还原

【Abstract】 The crankcase ventilation system for 4-stroke motorcycle should be improved.Test results show the service life of engine parts is prolongable in case the vaccum in the intake pipe is improved, less emission is from the forced air induction and the improved carburetor ventury,fuel is saved,period of oil changing is lenthened,and the engine parts are well lubricated.There is a bright future for fhe crankcase ventilation device for 4-stroke motorcycle.更多还原